Answer:
Oxygen (O2) concerntration
Temperature
pH
Answer:
Chloroplast
Explanation:
Chloroplasts are organelles found in green plants. They are the sites of photosynthesis. Chloroplasts contain chlorophyll, a photosynthetic pigment that traps light energy. This energy is used to power a series of reactions that convert water and carbon dioxide into sugars.
Answer:
a. All of these
Explanation:
All of these options are correct
No you can't. A beaker is used for chemicals etc.